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Substance Name: Chlorpyrifos-methyl [ANSI:BSI:ISO]
RN: 5598-13-0
UNII: O49S38267J
InChIKey: HRBKVYFZANMGRE-UHFFFAOYSA-N

Classification Codes

  • Acaricide
  • Agricultural Chemical
  • Insecticide
  • Skin / Eye Irritant

Molecular Formula

  • C7-H7-Cl3-N-O3-P-S

Molecular Weight

  • 322.5353
 

Names and Synonyms

Results Name

  • Chlorpyrifos-methyl [ANSI:BSI:ISO]

Name of Substance

  • Chlorpyrifos O,O-dimethyl analog
  • Chlorpyrifos-methyl
  • Chlorpyrifos-methyl [ANSI:BSI:ISO]

Synonyms

  • AI3-27520
  • BRN 1541078
  • Caswell No. 179AA
  • CCRIS 8081
  • Chloropyriphos-methyl
  • Chlorpyrifos methyl
  • Chlorpyrifos-methyl
  • Chlorpyriphos-methyl
  • Chlorpyriphos-methyl [ISO-French]
  • Dowco 214
  • Dursban methyl
  • EINECS 227-011-5
  • ENT 27520
  • EPA Pesticide Chemical Code 059102
  • HSDB 6981
  • M 3196
  • Methyl chlorpyrifos
  • Methyl chlorpyriphos
  • Methyl dursban
  • Methylchlorpyrifos
  • Noltran
  • NSC 60380
  • O,O-Dimethyl O-(3,5,6-trichloro-2-pyridinyl) phosphorothioate (8CI)(9CI)
  • O,O-Dimethyl O-(3,5,6-trichloro-2-pyridyl)phosphorothioate
  • O,O-Dimethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate
  • OMS-1155
  • Reldan
  • Reldan 50 EC
  • Trichlormethylfos
  • Tumar
  • UNII-O49S38267J
  • Zertell

Systematic Names

  • Chlorpyrifos-methyl
  • Phosphorothioic acid, O,O-dimethyl O-(3,5,6-trichloro-2-pyridinyl) ester
  • Phosphorothioic acid, O,O-dimethyl O-(3,5,6-trichloro-2-pyridyl) ester

Superlist Names

  • Chlorpyrifos methyl
  • O,O-Dimethyl O-(3,5,6-trichloro-2-pyridyl) phosphorothioate
  • O,O-Dimethyl-O-(3,5,6-trichloro-2-pyridyl)phosphorothioate

Registry Numbers

CAS Registry Number

  • 5598-13-0

FDA UNII

  • O49S38267J

System Generated Number

  • 0005598130

Structure Descriptors

InChI

1S/C7H7Cl3NO3PS/c1-12-15(16,13-2)14-7-5(9)3-4(8)6(10)11-7/h3H,1-2H3

InChIKey

HRBKVYFZANMGRE-UHFFFAOYSA-N

Smiles

P(=S)(Oc1c(cc(c(n1)Cl)Cl)Cl)(OC)OC

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral 13mg/kg (13mg/kg)   Toxicology and Applied Pharmacology. Vol. 21, Pg. 315, 1972.
chicken LD50 oral > 7950mg/kg (7950mg/kg)   Pesticide Manual. Vol. 9, Pg. 168, 1991.
domestic animals - goat/sheep LDLo oral 1200mg/kg (1200mg/kg) KIDNEY, URETER, AND BLADDER: URINE VOLUME INCREASED

LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: TREMOR
Veterinary and Human Toxicology. Vol. 31, Pg. 60, 1989.
guinea pig LD50 oral 2250mg/kg (2250mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C74, 1991.
mouse LD50 intraperitoneal 2325mg/kg (2325mg/kg)   Toxicology and Applied Pharmacology. Vol. 65, Pg. 144, 1982.
mouse LD50 oral 2032mg/kg (2032mg/kg) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

BEHAVIORAL: TREMOR
Hokkaidoritsu Eisei Kenkyushoho. Report of the Hokkaido Institute of Public Health. Vol. 23, Pg. 57, 1973.
mouse LD50 skin > 2800mg/kg (2800mg/kg)   Yakkyoku. Pharmacy. Vol. 37, Pg. 427, 1986.
mouse LD50 subcutaneous 23800mg/kg (23800mg/kg)   Yakkyoku. Pharmacy. Vol. 30, Pg. 409, 1979.
rabbit LD50 oral 2gm/kg (2000mg/kg)   Bulletin of the Entomological Society of America. Vol. 15, Pg. 123, 1969.
rabbit LD50 skin > 2gm/kg (2000mg/kg)   Pesticide Manual. Vol. 9, Pg. 168, 1991.
rat LC50 inhalation > 670mg/m3/4H (670mg/m3)   Pesticide Manual. Vol. 9, Pg. 168, 1991.
rat LD50 intravenous 1710mg/kg (1710mg/kg)   Zhongguo Yaolixue Yu Dulixue Zazhi. Vol. 9, Pg. 57, 1995.
rat LD50 oral 1828mg/kg (1828mg/kg) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

BEHAVIORAL: TREMOR
Hokkaidoritsu Eisei Kenkyushoho. Report of the Hokkaido Institute of Public Health. Vol. 23, Pg. 57, 1973.
rat LD50 skin 3713mg/kg (3713mg/kg)   Yakkyoku. Pharmacy. Vol. 35, Pg. 1315, 1984.
rat LD50 subcutaneous 6900mg/kg (6900mg/kg)   Yakkyoku. Pharmacy. Vol. 30, Pg. 409, 1979.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 43 deg C   EXP
log P (octanol-water) 4.31 (none)   EXP
Water Solubility 4.76 mg/L 20 EXP
Vapor Pressure 4.20E-05 mm Hg 25 EXP
Henry's Law Constant 3.75E-06 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 5.86E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.